Colloidogen
[医] 胶态原(使体内无机质保持胶态)
🗣️ 情景例句
Congratulations on your wedding.
祝贺你们的婚礼。
Today is the scholar of yesterday.
今天是昨天的学者。
Last November it was Class 3's turn.
去年11月，轮到3班去参观了。